Q6 of 64 Page 77

How many cubes of side 3 cm are required to build a cube of side 15 cm?

Given:

side of small cube = 3cm


side of large cube = 15cm


volume of small cube = (3)3


= 27


volume of large cube = (15)3


= 3375


Number of required = volume of large cube/ volume of small cube


N = 3375/27


N = 125


Number of cubes required = 125


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